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Finding the Fourth Proportional to 34,662.96, 51,977.97 and 18,006.30

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Solution

The fourth proportional to 34,662.96, 51,977.97 and 18,006.30 is: 27,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,662.96 : 51,977.97 = 18,006.30 : x
  2. Step 2: Convert to fraction form
    34,662.96/51,977.97 = 18,006.30/x
  3. Step 3: Cross multiply
    34,662.96x = 51,977.97 × 18,006.30
  4. Step 4: Simplify right side
    34,662.96x = 935,930,921.21
  5. Step 5: Solve for x
    x = 935,930,921.21/34,662.96
  6. Step 6: Final answer
    x = 27,000.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.